This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2011, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 733 | O'Connell, James Lawrence Grady | SA | Merit | Mathematical Studies | |
| 734 | O'Connell, James Lawrence Grady | SA | Merit | Specialist Mathematics | |
| 735 | O'Connell, Katherine | SA | Merit | Classical Studies | |
| 736 | O'Connell, Katherine | SA | Merit | Psychology | |
| 737 | O'Connell, Katherine | SA | Merit | Research Project B | |
| 738 | O'connell, Katherine | Loreto College | Marryatville | Australian Student Prize | |
| 739 | O'Connell, Katherine | Loreto College | Marryatville | Gov of SA SACE Award | |
| 740 | O'Connor, George Creagh Henry | SA | Merit | Economics | |
| 741 | O'Connor, George Creagh Henry | SA | Merit | Legal Studies | |
| 742 | O'Connor, George Creagh Henry | SA | Merit | Mathematical Methods | |
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| 743 | O'Connor, George Creagh Henry | SA | Prize: Economics Teachers Society of SA Prize | Economics | |
| 744 | O'Farrell White, Brigid | Saint Ignatius College | Athelstone | Australian Student Prize | |
| 745 | O'Farrell White, Brigid Mahdi Jane | SA | Merit | English Studies | |
| 746 | O'Farrell White, Brigid Mahdi Jane | SA | Merit | Religion Studies | |
| 747 | O'Farrell White, Brigid Mahdi Jane | SA | Merit | Research Project B | |
| 748 | O'Farrell White, Brigid Mahdi Jane | SA | Merit | Vocational Studies B | |
| 749 | O'Farrell White, Brigid Mahdi Jane | Saint Ignatius College | Athelstone | Gov of SA SACE Award | |
| 750 | Oakley, Mark Benjamin | SA | Merit | Ensemble Performance | |
| 751 | Oakley, Mark Benjamin | SA | Merit | Performance Special Study | |
| 752 | Olds, Caitlyn Jane | SA | Merit | Biology | |
| 753 | Olds, Caitlyn Jane | SA | Merit | Mathematical Applications | |
| 754 | Olesen, Declan Vincent | SA | Merit | English Studies | |
| 755 | Olesen, Declan Vincent | SA | Merit | Modern History | |
| 756 | Olesen, Declan Vincent | SA | Merit | Research Project B | |
| 757 | Olszowka, Dylan Stefan | SA | Merit | Research Project B | |
| 758 | Opie, Emma Jane Mary | SA | Merit | Vocational Studies B | |
| 759 | Orsillo, Alessandra | SA | Merit | Mathematical Methods | |
| 760 | Oswald, Tassia Kate | SA | Merit | Italian (continuers) | |
| 761 | Oswald, Tassia Kate | SA | Merit | Research Project B | |
| 762 | Oulton, Matthew John | SA | Merit | Ensemble Performance | |
| 763 | Oulton, Matthew John | SA | Merit | Solo Performance | |
| 764 | Page, Temiera Marie | SA | Merit | Agricultural and Horticultural Studies | |
| 765 | Panella, Nathan | SA | Merit | Physics | |
| 766 | Panuccio, Carmela Sofia | SA | Merit | Biology | |
| 767 | Panuccio, Carmela Sofia | SA | Merit | Mathematical Studies | |
| 768 | Panuccio, Carmela Sofia | SA | Merit | Physics | |
| 769 | Panuccio, Carmela Sofia | Mary MacKillop College | Kensington | Gov of SA SACE Award | |
| 770 | Papayianis, Helena-Marie | SA | Merit | Information Processing and Publishing | |
| 771 | Papps, Jean-Louise Mary | SA | Merit | English Communications | |
| 772 | Parletta, Georgie | SA | Merit | Mathematical Applications | |
| 773 | Parry, Carina Antonia | SA | Merit | Visual Arts - Arts | |
| 774 | Pascoe-Purvis, Charlotte Elise | SA | Merit | Biology | |
| 775 | Pascoe-Purvis, Charlotte Elise | SA | Merit | Chemistry | |
| 776 | Pascoe-Purvis, Charlotte Elise | SA | Merit | Drama | |
| 777 | Pascoe-Purvis, Charlotte Elise | SA | Merit | Psychology | |
| 778 | Pellegrini, Daniel | Nuriootpa High School | Nuriootpa | Australian Student Prize | |
| 779 | Pellegrini, Daniel Kevin | SA | Merit | Mathematical Studies | |
| 780 | Pellegrini, Daniel Kevin | SA | Merit | Physics | |
| 781 | Pellegrini, Daniel Kevin | SA | Merit | Research Project B | |
| 782 | Pellegrini, Daniel Kevin | Nuriootpa High School | Nuriootpa | Gov of SA SACE Award | |